US2880219A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Production of n-acyl taurides
Assignee: GAF Chemicals Corp
•
Filing: 1954-11-22
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Granted: 1959-03-31
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Expires: 1974-11-22
Abstract
No abstract record available.
Inventors
- 👤 Llewellyn W Burnette
- 👤 Max E Chiddix
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 07:25
CPC Classifications
A; A61; A61Q; A61Q11/00; A61K; A61K8/00; A61K8/18; A61K8/30; A61K8/46; A61K8/466; A61Q5/00; A61Q5/02; A61Q9/00; A61Q9/02; C; C11; C11D; C11D10/00; C11D10/04; D; D06; D06P; D06P1/00; D06P1/44; D06P1/62; D06P1/628; C11D1/00; C11D1/02; C11D1/12; C11D1/28
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
40 words
A PROCESS COMPRISING HEATING AT LEAST 1.2 MOLES OF AN ACYLATING AGENT SELECTED FROM THE GROUP CONSISTING OF FREE ALIPHATIC AND ALICYCLIC CARBOXYLIC ACIDS OF AT LEAST 8 CARBON ATOMS WITH ONE MOLE OF A TAURINE SALT OF THE FORMULA
Claim 2
Dependent Claim
40 words
A PROCESS COMPRISING HEATING AT LEAST 1.2 MOLES OF AN ACYLATING AGENT SELECTED FROM THE GROUP CONSISTING OF FREE ALIPHATIC AND ALICYCLIC CARBOXYLIC ACIDS OF AT LEAST 8 CARBON ATOMS WITH ONE MOLE OF A TAURINE SALT OF THE FORMULA
References Cited (Backward Citations)
US1932180A
Cited
US2738333A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1962-03-30 | 1962-09-29 | 1963-03-31 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1966-03-30 | 1966-09-29 | 1967-03-31 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1970-03-30 | 1970-09-29 | 1971-03-31 | $7700.00 | Window Closed / Lapsed |